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Tamil Nadu Board of Secondary EducationHSC Commerce Class 11

The inverse matrix of (45-512-2512) is - Business Mathematics and Statistics

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Question

The inverse matrix of `((4/5,(-5)/12),((-2)/5,1/2))` is

Options

  • `7/30 ((1/2,5/12),(2/5,4/5))`

  • `7/30 ((1/2,(-5)/12),((-2)/5,1/5))`

  • `30/7 ((1/2,5/12),(2/5,4/5))`

  • `30/7 ((1/2,(-5)/12),((-2)/5,4/5))`

MCQ
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Solution

`30/7 ((1/2,5/12),(2/5,4/5))`

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Chapter 1: Matrices and Determinants - Exercise 1.5 [Page 21]

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Samacheer Kalvi Business Mathematics and Statistics [English] Class 11 TN Board
Chapter 1 Matrices and Determinants
Exercise 1.5 | Q 8 | Page 21
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